281664160

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103553}}^1$

素因数の和:103585

約数の個数: 48

約数和(自身を含む): 704581416

約数和(自身を除く): 422917256

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 103553, 207106, 414212, 517765, 828424, 1035530, 1656848, 1760401, 2071060, 3313696, 3520802, 4142120, 7041604, 8284240, 8802005, 14083208, 16568480, 17604010, 28166416, 35208020, 56332832, 70416040, 140832080, 281664160]

約数ペア:

[(1, 281664160), (2, 140832080), (4, 70416040), (5, 56332832), (8, 35208020), (10, 28166416), (16, 17604010), (17, 16568480), (20, 14083208), (32, 8802005), (34, 8284240), (40, 7041604), (68, 4142120), (80, 3520802), (85, 3313696), (136, 2071060), (160, 1760401), (170, 1656848), (272, 1035530), (340, 828424), (544, 517765), (680, 414212), (1360, 207106), (2720, 103553)]